Answer:
3.5 mi = 18480 ft
Step-by-step explanation:
There are 5,280 feet for every one mile. Because there are 3.5 mile, you would multiply 5,280 x 3.5, getting 18480 feet.
Answer:
x = 15
Step-by-step explanation:
Use pythagorean theorem: 

Answer:
is c
Step-by-step explanation: because its answer for the line